Set<Feature<?>> derivedFeatures = copyToSet(multimapFeatures);
    if (!derivedFeatures.remove(CollectionFeature.SERIALIZABLE_INCLUDING_VIEWS)) {
      derivedFeatures.remove(CollectionFeature.SERIALIZABLE);
    }
    if (derivedFeatures.remove(MapFeature.SUPPORTS_REMOVE)) {
      derivedFeatures.add(CollectionFeature.SUPPORTS_REMOVE);
    }
    return derivedFeatures;
  }

    }
    alertListenerIfPresent(key, oldValue.getValue(), RemovalCause.REPLACED);
    return oldValue.getValue();
  }

  @CanIgnoreReturnValue
  @Override
  public V remove(Object key) {
    Timestamped<V> stamped = cachingHashMap.remove(key);
    if (stamped != null) {
      V value = stamped.getValue();
      // `key` was in the cache, so it's a K.

import org.codehaus.plexus.logging.Logger;
import org.eclipse.aether.ConfigurationProperties;
import org.eclipse.aether.util.ConfigUtils;

// TODO remove the update check manager
// TODO separate into retriever and publisher
// TODO remove hardcoding of checksum logic

/**
 * Manages <a href="https://maven.apache.org/wagon">Wagon</a> related operations in Maven.
 */
@Named
@Singleton
@Deprecated

    faulty: Boolean,
  ) {
    if (faulty) {
      writeFaults.add(file)
    } else {
      writeFaults.remove(file)
    }
  }

  fun setFaultyDelete(
    file: Path,
    faulty: Boolean,
  ) {
    if (faulty) {
      deleteFaults.add(file)
    } else {
      deleteFaults.remove(file)
    }
  }

  fun setFaultyRename(
    file: Path,
    faulty: Boolean,
  ) {
    if (faulty) {

        }
        final Class<?> result = clazz;
        clazz = clazz.getSuperclass();
        return result;
    }

    @Override
    public void remove() {
        throw new ClUnsupportedOperationException("remove");
    }

      TreeRangeMap.this.putAll(rangeMap);
    }

    @Override
    public void clear() {
      TreeRangeMap.this.remove(subRange);
    }

    @Override
    public void remove(Range<K> range) {
      if (range.isConnected(subRange)) {
        TreeRangeMap.this.remove(range.intersection(subRange));
      }
    }

    @Override
    public RangeMap<K, V> subRangeMap(Range<K> range) {

        return parent.listIterator(index);
    }

    @Override
    public Map<String, Object> remove(final int index) {
        return parent.remove(index);
    }

    @Override
    public boolean remove(final Object o) {
        return parent.remove(o);
    }

    @Override
    public boolean removeAll(final Collection<?> c) {
        return parent.removeAll(c);
    }

    assertFalse(entrySet.remove(immutableEntry(10, 'X')));
    assertTrue(entrySet.remove(immutableEntry(20, 'X')));
    assertFalse(entrySet.remove(immutableEntry(15, 'X')));
    entrySet = row.entrySet();
    assertTrue(entrySet.remove(immutableEntry(10, 'X')));
    assertFalse(entrySet.remove(immutableEntry(20, 'X')));
    assertFalse(entrySet.remove(immutableEntry(15, 'X')));
  }

  @Override
  public @Nullable V remove(@Nullable Object rowKey, @Nullable Object columnKey) {
    if ((rowKey == null) || (columnKey == null)) {
      return null;
    }
    Map<C, V> map = safeGet(backingMap, rowKey);
    if (map == null) {
      return null;
    }
    V value = map.remove(columnKey);
    if (map.isEmpty()) {
      backingMap.remove(rowKey);
    }
    return value;
  }

    runConcurrentlyMutatedTest(elements(), ops(add(1), remove()), wrap);

    runConcurrentlyMutatedTest(elements(), ops(nop(), add(1)), wrap);

    runConcurrentlyMutatedTest(elements(1), ops(remove(), nop()), wrap);

    runConcurrentlyMutatedTest(elements(1), ops(remove(), add(2)), wrap);

    runConcurrentlyMutatedTest(elements(1, 2), ops(remove(), remove()), wrap);